EP3160056A4 - Rückkopplungs- und empfangsverfahren und -vorrichtung für kanalstatusinformationen - Google Patents

Rückkopplungs- und empfangsverfahren und -vorrichtung für kanalstatusinformationen Download PDF

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Publication number
EP3160056A4
EP3160056A4 EP14898825.6A EP14898825A EP3160056A4 EP 3160056 A4 EP3160056 A4 EP 3160056A4 EP 14898825 A EP14898825 A EP 14898825A EP 3160056 A4 EP3160056 A4 EP 3160056A4
Authority
EP
European Patent Office
Prior art keywords
feedback
state information
channel state
receiving method
receiving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP14898825.6A
Other languages
English (en)
French (fr)
Other versions
EP3160056B1 (de
EP3160056A1 (de
Inventor
Jianghua Liu
Leiming Zhang
Yongxing Zhou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP3160056A1 publication Critical patent/EP3160056A1/de
Publication of EP3160056A4 publication Critical patent/EP3160056A4/de
Application granted granted Critical
Publication of EP3160056B1 publication Critical patent/EP3160056B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
EP14898825.6A 2014-07-29 2014-07-29 Rückkopplungs- und empfangsverfahren und -vorrichtung für kanalstatusinformationen Active EP3160056B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/083242 WO2016015225A1 (zh) 2014-07-29 2014-07-29 一种信道状态信息的反馈和接收方法、设备

Publications (3)

Publication Number Publication Date
EP3160056A1 EP3160056A1 (de) 2017-04-26
EP3160056A4 true EP3160056A4 (de) 2017-07-26
EP3160056B1 EP3160056B1 (de) 2019-05-08

Family

ID=55216592

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14898825.6A Active EP3160056B1 (de) 2014-07-29 2014-07-29 Rückkopplungs- und empfangsverfahren und -vorrichtung für kanalstatusinformationen

Country Status (5)

Country Link
US (1) US9954589B2 (de)
EP (1) EP3160056B1 (de)
KR (1) KR102004622B1 (de)
CN (1) CN106170927B (de)
WO (1) WO2016015225A1 (de)

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KR102062902B1 (ko) * 2015-07-23 2020-02-11 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 코드북 기반 신호 송수신 방법 및 이를 위한 장치
CN108288983B (zh) * 2017-01-09 2022-01-28 中兴通讯股份有限公司 信道状态信息的反馈、确定方法及装置
CN108631847B (zh) 2017-03-24 2021-06-01 华为技术有限公司 传输信道状态信息的方法、终端设备和网络设备
CN108111200A (zh) * 2017-06-16 2018-06-01 中兴通讯股份有限公司 一种信道状态信息反馈的方法和装置
CN108111211B (zh) * 2017-08-11 2021-11-02 中兴通讯股份有限公司 信道状态信息的反馈方法、装置及管理设备
KR102095048B1 (ko) * 2017-09-07 2020-03-30 엘지전자 주식회사 무선 통신 시스템에서 코드북에 기초하여 상향링크 신호를 전송하는 방법 및 이를 위한 장치
WO2019068212A1 (en) * 2017-10-02 2019-04-11 Qualcomm Incorporated OMISSION OF CHANNEL STATE INFORMATION (CSI) OF SUB-BAND FOR TYPE II CSI
CN109803418B (zh) * 2017-11-17 2021-08-31 华为技术有限公司 一种通信方法及装置
CN109873665B (zh) * 2017-12-01 2021-09-14 华为技术有限公司 数据传输的方法和设备
CN110875767B (zh) * 2018-08-30 2021-10-26 华为技术有限公司 指示和确定预编码向量的方法和通信装置
CN110535509A (zh) * 2019-08-16 2019-12-03 中兴通讯股份有限公司 一种信息反馈和接收方法、装置和存储介质
WO2021203233A1 (en) * 2020-04-07 2021-10-14 Qualcomm Incorporated Subband-specific codebook subset restriction
US11729646B2 (en) * 2020-12-30 2023-08-15 Qualcomm Incorporated Subband reference signal measurements

Citations (2)

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US20120039251A1 (en) * 2010-08-16 2012-02-16 Motorola Mobility, Inc. Method of codebook design and precoder feedback in wireless communication systems
WO2014088307A1 (ko) * 2012-12-09 2014-06-12 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 채널 상태 정보를 피드백하는 방법 및 이를 위한 장치

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US8179775B2 (en) * 2007-08-14 2012-05-15 Texas Instruments Incorporated Precoding matrix feedback processes, circuits and systems
KR101060857B1 (ko) * 2010-03-31 2011-08-31 (주)휴맥스 Ｍｉｍｏ 통신 시스템에서의 데이터 전송 방법 및 장치
CN101877627B (zh) * 2010-06-21 2015-09-16 中兴通讯股份有限公司 信道状态信息的反馈方法及终端
JP5357119B2 (ja) * 2010-08-16 2013-12-04 株式会社エヌ・ティ・ティ・ドコモ 移動端末装置及び無線通信方法
KR101835326B1 (ko) * 2010-09-26 2018-03-07 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치
EP2702700A4 (de) * 2011-04-29 2015-12-16 Intel Corp Technologie zur csi-rückkoppelung in einem mimo-kommunikationssystem
US8885569B2 (en) * 2011-12-19 2014-11-11 Ofinno Technologies, Llc Beamforming signaling in a wireless network
CN106603136B (zh) * 2012-06-14 2022-08-19 华为技术有限公司 确定预编码矩阵指示的方法、用户设备、基站演进节点
US9438321B2 (en) * 2012-07-12 2016-09-06 Samsung Electronics Co., Ltd. Methods and apparatus for codebook subset restriction for two-dimensional advanced antenna systems
CN103795450B (zh) * 2012-10-29 2017-10-31 电信科学技术研究院 传输编码指示信息和确定预编码矩阵的方法、系统及设备
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US20120039251A1 (en) * 2010-08-16 2012-02-16 Motorola Mobility, Inc. Method of codebook design and precoder feedback in wireless communication systems
WO2014088307A1 (ko) * 2012-12-09 2014-06-12 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 채널 상태 정보를 피드백하는 방법 및 이를 위한 장치
EP2930968A1 (de) * 2012-12-09 2015-10-14 LG Electronics Inc. Verfahren zur rückmeldung von kanalzustandsinformationen in einem drahtlosen kommunikationssystem mit unterstützung mehrerer antennen sowie vorrichtung dafür

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ALCATEL-LUCENT SHANGHAI BELL ET AL: "Further evaluations on CSI feedback enhancement for x-pol antenna configurations in Scenarios A and C", 3GPP DRAFT; R1-114059 FURTHER EVALUATIONS ON CSI FEEDBACK ENHANCEMENT FOR X-POL ANTENNA CONFIGURATIONS IN SCENARIOS A AND C, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDE, vol. RAN WG1, no. San Francisco, USA; 20111114 - 20111118, 8 November 2011 (2011-11-08), XP050562224 *
See also references of WO2016015225A1 *

Also Published As

Publication number Publication date
EP3160056B1 (de) 2019-05-08
US9954589B2 (en) 2018-04-24
EP3160056A1 (de) 2017-04-26
WO2016015225A1 (zh) 2016-02-04
KR102004622B1 (ko) 2019-07-26
CN106170927B (zh) 2019-12-24
CN106170927A (zh) 2016-11-30
KR20170033401A (ko) 2017-03-24
US20170141827A1 (en) 2017-05-18

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